Videos should be found/made for all of those: videos of all key physics experiments
- speed of light experiments
- basically all experiments listed under quantum mechanics experiments such as:
- Physics | 276, 40k, 705
- Natural science | 0, 49k, 1k
- Science | 0, 53k, 1k
- Ciro Santilli's Homepage | 262, 182k, 3k